diff --git a/pbuilder-modules b/pbuilder-modules
index e67f82e3cab25d2efa8e6f1bc8b8caebe256b4d5..e7cad591be24429c46815c266f07b69a9cc1e33d 100644
--- a/pbuilder-modules
+++ b/pbuilder-modules
@@ -454,6 +454,7 @@ function mountproc () {
         mounted[${#mounted[@]}]="$BUILDPLACE/servers"
     fi
     MOUNTPARAMS="-obind"
+    [ "$DEB_BUILD_ARCH_OS" = "linux" ] && MOUNTPARAMS="${MOUNTPARAMS} --make-private"
     [ "$DEB_BUILD_ARCH_OS" = "kfreebsd" ] && MOUNTPARAMS="-t nullfs"
     for mnt in $BINDMOUNTS; do
         mntpoint=${mnt#*:}